How severe is CVE-2003-0172?

CVE-2003-0172 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2003-0172 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2003-0172?

CVE-2003-0172 affects Php. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2003-0172?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2003-0172 published?

CVE-2003-0172 was published on 2003-04-02 and last updated on 2026-06-16.

CVE-2003-0172

CVE-2003-0172 is a high-severity vulnerability in Php with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 19% (97th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Php
Published: 2003-04-02
Last modified: 2026-06-16

Description

Buffer overflow in openlog function for PHP 4.3.1 on Windows operating system, and possibly other OSes, allows remote attackers to cause a crash and possibly execute arbitrary code via a long filename argument.

Frequently asked questions

What is CVE-2003-0172?: Buffer overflow in openlog function for PHP 4.3.1 on Windows operating system, and possibly other OSes, allows remote attackers to cause a crash and possibly execute arbitrary code via a long filename argument.
How severe is CVE-2003-0172?: CVE-2003-0172 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2003-0172 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0172?: CVE-2003-0172 affects Php. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2003-0172?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2003-0172 published?: CVE-2003-0172 was published on 2003-04-02 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:php:php:4.3.1:*:*:*:*:*:*:*

More vulnerabilities in Php

CVE-2015-0235 — Critical (CVSS 10.0): Heap-based buffer overflow in the __nss_hostname_digits_dots function in glibc 2.2, and other 2.x versions before 2.18,…
CVE-2012-2688 — Critical (CVSS 10.0): Unspecified vulnerability in the _php_stream_scandir function in the stream implementation in PHP before 5.3.15 and…
CVE-2012-2376 — Critical (CVSS 10.0): Buffer overflow in the com_print_typeinfo function in PHP 5.4.3 and earlier on Windows allows remote attackers to…
CVE-2011-3268 — Critical (CVSS 10.0): Buffer overflow in the crypt function in PHP before 5.3.7 allows context-dependent attackers to have an unspecified…
CVE-2009-4143 — Critical (CVSS 10.0): PHP before 5.2.12 does not properly handle session data, which has unspecified impact and attack vectors related to (1)…
CVE-2008-5557 — Critical (CVSS 10.0): Heap-based buffer overflow in ext/mbstring/libmbfl/filters/mbfilter_htmlent.c in the mbstring extension in PHP 4.3.0…

All CVEs affecting Php →